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USGS Spectral Library Version 7 Sample Description

Kokaly, R.F., Clark, R.N., Swayze, G.A., Livo, K.E., Hoefen, T.M., Pearson, N.C., Wise, R.A., Benzel, W.M., Lowers, H.A., Driscoll, R.L., and Klein, A.J., 2017, USGS Spectral Library Version 7: U.S. Geological Survey Data Series 1035, 61 p., https://doi.org/10.3133/ds1035
For more information on the library, see: local link web link

TITLE: PhosphoricAcid SA-466123 80K DESCRIPT

DOCUMENTATION_FORMAT: Man_Made

SAMPLE_ID: PhosphoricAcid SA-466123

MATERIAL_TYPE: Inorganic (mineral) acid

MATERIAL: Phosphoric acid (also known as orthophosphoric acid or phosphoric(V) acid)

FORMULA: H3PO4

FORMULA_HTML: H3PO4

COLLECTION_LOCALITY: Denver, Colorado

COLLECTION_LATITUDE: Not Available # degrees and decimal minutes (N or S)

COLLECTION_LONGITUDE: Not Available # degrees and decimal minutes (W or E)

DATUM: Not Available # coordinate datum

ORIGINAL_DONOR: Sample was purchased from Sigma Aldrich.

CURRENT_SAMPLE_LOCATION:

ULTIMATE_SAMPLE_LOCATION:

SAMPLE_DESCRIPTION:

Other names: orthophosphoric acid or phosphoric(V) acid.
Sigma Aldrich Product #: 466123
Sigma Aldrich Lot #: 03718KD
APPEARANCE: White crystals
TITRATION: 99.0% (WITH NAOH)
TRACE ANALYSIS, ICP: TRACE METALS PPM = ZR 3.2, ZN 1.0, CA 0.4, FE 0.3, AG,B 0.2
ICP ASSAY: CONFIRMS PHOSPHORUS COMPONENT
ATOMIC ABSORPTION: NA 3.15 PPM, CS 0.18 PPM
PURITY: 99.999+% BASED ON TRACE METALS ANALYSIS BY AA AND ICP COMBINED

IMAGE_OF_SAMPLE: Not Available

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

END_XRD_ANALYSIS.

COMPOSITIONAL_ANALYSIS_TYPE: None

COMPOSITION_TRACE: None

COMPOSITION_DISCUSSION:

Certificate of analysis can be found on the Sigma Aldrich website using sample product and lot numbers.

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

END_SPECTROSCOPIC_DISCUSSION.

SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns